<div class="btn-group">

	<a href=" {{ url('admin_course', {filter: 'normal'}) }}" type="button" class="btn btn-default btn-sm {% if filter == 'normal'%}btn-primary{% endif %}">普通课程</a>


	<a href=" {{ url('admin_course', {filter: 'classroom'}) }}" type="button" class="btn btn-default btn-sm {% if filter == 'classroom' %}btn-primary{% endif %}">{{setting("classroom.name")|default("班级")}}课程</a>
    
    <a href=" {{ url('admin_course', {filter: 'st'}) }}" type="button" class="btn btn-default btn-sm {% if filter == 'st'%}btn-primary{% endif %}">题库</a>
    
    <a href=" {{ url('admin_course', {filter: 'offline'}) }}" type="button" class="btn btn-default btn-sm {% if filter == 'offline'%}btn-primary{% endif %}">面授课程</a>
</div>